Grinding plate



FIG. 1 is a top plan view of the grinding plate;

FIG. 2 is a right side view of the grinding plate;

FIG. 3 is a left side view of the grinding plate;

FIG. 4 is a front side view of the grinding plate;

FIG. 5 is a rear side view of the grinding plate; and,

FIG. 6 is an bottom plan view of the grinding plate. 

The ornamental design for a grinding plate, as shown. 